Search Results for author: Jianxiang Yu

Found 6 papers, 2 papers with code

Self-supervised Heterogeneous Graph Variational Autoencoders

no code implementations14 Nov 2023 Yige Zhao, Jianxiang Yu, Yao Cheng, Chengcheng Yu, Yiding Liu, Xiang Li, Shuaiqiang Wang

Instead of directly reconstructing raw features for attributed nodes, SHAVA generates the initial low-dimensional representation matrix for all the nodes, based on which raw features of attributed nodes are further reconstructed to leverage accurate attributes.

Attribute Graph Mining

Resist Label Noise with PGM for Graph Neural Networks

no code implementations3 Nov 2023 Qingqing Ge, Jianxiang Yu, Zeyuan Zhao, Xiang Li

To further leverage the information of clean labels in the noisy label set, we put forward LNP-v2, which incorporates the noisy label set into the Bayesian network to generate clean labels.

Prompt Tuning for Multi-View Graph Contrastive Learning

no code implementations16 Oct 2023 Chenghua Gong, Xiang Li, Jianxiang Yu, Cheng Yao, Jiaqi Tan, Chengcheng Yu, Dawei Yin

Third, we design a prompting tuning method for our multi-view graph contrastive learning method to bridge the gap between pretexts and downsteam tasks.

Contrastive Learning

Empower Text-Attributed Graphs Learning with Large Language Models (LLMs)

no code implementations15 Oct 2023 Jianxiang Yu, Yuxiang Ren, Chenghua Gong, Jiaqi Tan, Xiang Li, Xuecang Zhang

In order to tackle this challenge, we propose a lightweight paradigm called ENG, which adopts a plug-and-play approach to empower text-attributed graphs through node generation using LLMs.

Few-Shot Learning Graph Learning +3

Context-aware Session-based Recommendation with Graph Neural Networks

1 code implementation14 Oct 2023 Zhihui Zhang, Jianxiang Yu, Xiang Li

Session-based recommendation (SBR) is a task that aims to predict items based on anonymous sequences of user behaviors in a session.

Session-Based Recommendations

Heterogeneous Graph Contrastive Learning with Meta-path Contexts and Adaptively Weighted Negative Samples

1 code implementation28 Dec 2022 Jianxiang Yu, Qingqing Ge, Xiang Li, Aoying Zhou

In addition, we propose a variant model AdaMEOW that adaptively learns soft-valued weights of negative samples to further improve node representation.

Contrastive Learning Node Clustering

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